True or Filtered Color is determined by filtering samples through a 0.45 micron filter before analyzing the sample in a spectrophotometer. When running large amounts of samples on automated [...]

For a video tutorial on changing the passing criteria for a QC regime in MANTECH Pro, click here.

For a video tutorial on changing PeCOD Parameters in MANTECH Pro, click here.

When calibrating the PeCOD, the final step of the QC regime is to complete a QC Check on the pre-mixed calibrant solution. This will analyze the COD value of the pre-mixed calibrant solution to [...]

MANTECH’s recommended passing criteria varies for each colour range. The image below outlines the recommended criteria for each range.    

The acceptable range for MANTECH’s pre-mixed secondary standards is ±20%.

MANTECH Pro Software requires at least 4 USB cables on the computer. This is not including the computer’s mouse or keyboard. When required, the system will include a 4-port USB hub. Please [...]

To learn how to calculate Seed Correction and BOD, please refer to this document. In BOD Pro, two separate values for Seed Correction Factor are stored along with the Run; one is referred to as [...]

BOD indicates the amount of putrescible organic matter present in water. Therefore, a low BOD is an indicator of good quality water, while a high BOD indicates polluted water. Dissolved oxygen [...]